2019
Neutrophil-to-Lymphocyte and Platelet-to-Lymphocyte Ratios as Prognostic Inflammatory Biomarkers in Human Immunodeficiency Virus (HIV), Hepatitis C Virus (HCV), and HIV/HCV Coinfection
Hanberg JS, Freiberg MS, Goetz MB, Rodriguez-Barradas MC, Gibert C, Oursler KA, Justice AC, Tate JP. Neutrophil-to-Lymphocyte and Platelet-to-Lymphocyte Ratios as Prognostic Inflammatory Biomarkers in Human Immunodeficiency Virus (HIV), Hepatitis C Virus (HCV), and HIV/HCV Coinfection. Open Forum Infectious Diseases 2019, 6: ofz347. PMID: 31660334, PMCID: PMC6786514, DOI: 10.1093/ofid/ofz347.Peer-Reviewed Original ResearchHuman immunodeficiency virusVACS Index 2.0Veterans Aging Cohort StudyAddition of NLRHepatic decompensationLymphocyte ratioHepatitis C virusInflammatory biomarkersImmunodeficiency virusHepatitis C virus statusHIV/HCV coinfectionC virus statusPrognostic inflammatory biomarkerSoluble CD-14Strong unadjusted associationsAging Cohort StudyBiomarkers of inflammationPoor health outcomesMortality risk indexHCV coinfectionAntiretroviral therapyCohort studyBiomarker cohortD-dimerPrognostic index
2017
HIV and Obesity Comorbidity Increase Interleukin 6 but Not Soluble CD14 or D-Dimer
Taylor BS, So-Armah K, Tate JP, Marconi VC, Koethe JR, Bedimo RJ, Butt AA, Gibert CL, Goetz MB, Rodriguez-Barradas MC, Womack JA, Gerschenson M, Lo Re V, Rimland D, Yin MT, Leaf D, Tracy RP, Justice AC, Freiberg MS. HIV and Obesity Comorbidity Increase Interleukin 6 but Not Soluble CD14 or D-Dimer. JAIDS Journal Of Acquired Immune Deficiency Syndromes 2017, 75: 500-508. PMID: 28696344, PMCID: PMC5513170, DOI: 10.1097/qai.0000000000001444.Peer-Reviewed Original ResearchConceptsIL-6Nonobese/Obese/D-dimerMedian IL-6 levelHIV status groupsElevated IL-6D-dimer levelsIL-6 levelsBody mass indexLogistic regression modelsElevated sCD14Uninfected participantsSCD14 levelsHIV infectionProinflammatory stateHIV statusInflammation increasesMass indexObesity/Soluble CD14Interleukin-6Obesity prevalenceOdds ratioInclusion criteria
2016
Do Biomarkers of Inflammation, Monocyte Activation, and Altered Coagulation Explain Excess Mortality Between HIV Infected and Uninfected People?
So-Armah KA, Tate JP, Chang CH, Butt AA, Gerschenson M, Gibert CL, Leaf D, Rimland D, Rodriguez-Barradas MC, Budoff MJ, Samet JH, Kuller LH, Deeks SG, Crothers K, Tracy RP, Crane HM, Sajadi MM, Tindle HA, Justice AC, Freiberg MS. Do Biomarkers of Inflammation, Monocyte Activation, and Altered Coagulation Explain Excess Mortality Between HIV Infected and Uninfected People? JAIDS Journal Of Acquired Immune Deficiency Syndromes 2016, 72: 206-213. PMID: 27824677, PMCID: PMC4867134, DOI: 10.1097/qai.0000000000000954.Peer-Reviewed Original ResearchConceptsBiomarkers of inflammationD-dimerIL-6Uninfected peopleMortality riskHIV infectionMonocyte activationVeterans Aging Cohort Study Biomarker CohortCox proportional hazards regressionElevated IL-6Excess mortality riskProportional hazards regressionUnsuppressed viremiaComorbid diseasesBiomarker cohortHighest quartileHIV statusHazards regressionExcess riskBlood drawExcess mortalityImmunologic processesSCD14Mortality rateLogistic regressionD-Dimer Levels before HIV Seroconversion Remain Elevated Even after Viral Suppression and Are Associated with an Increased Risk of Non-AIDS Events
Freiberg MS, Bebu I, Tracy R, So-Armah K, Okulicz J, Ganesan A, Armstrong A, O’Bryan T, Rimland D, Justice AC, Agan BK, . D-Dimer Levels before HIV Seroconversion Remain Elevated Even after Viral Suppression and Are Associated with an Increased Risk of Non-AIDS Events. PLOS ONE 2016, 11: e0152588. PMID: 27088215, PMCID: PMC4835105, DOI: 10.1371/journal.pone.0152588.Peer-Reviewed Original ResearchConceptsNon-AIDS diseasesNon-AIDS eventsD-dimer levelsHIV viral suppressionART initiationAntiretroviral therapyViral suppressionD-dimerInterleukin-6Time pointsUS Military HIV Natural History StudyMulticenter observational cohortMedian CD4 countIL-6 levelsMean percent increaseActive duty military personnelNatural history studiesDuty military personnelCD4 countHIV seroconversionHIV levelsMedian durationObservational cohortMedian timeExcess risk
2014
Increased Risk of Radiographic Emphysema in HIV Is Associated With Elevated Soluble CD14 and Nadir CD4
Attia EF, Akgün KM, Wongtrakool C, Goetz MB, Rodriguez-Barradas MC, Rimland D, Brown ST, Hoo G, Kim J, Lee PJ, Schnapp LM, Sharafkhaneh A, Justice AC, Crothers K. Increased Risk of Radiographic Emphysema in HIV Is Associated With Elevated Soluble CD14 and Nadir CD4. CHEST Journal 2014, 146: 1543-1553. PMID: 25080158, PMCID: PMC4251616, DOI: 10.1378/chest.14-0543.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsBiomarkersCD4 AntigensComorbidityConfidence IntervalsCross-Sectional StudiesFemaleHIV InfectionsHumansLipopolysaccharide ReceptorsLogistic ModelsMaleMiddle AgedMultivariate AnalysisOdds RatioPrognosisPulmonary EmphysemaRadiographyReference ValuesRisk AssessmentSensitivity and SpecificitySeverity of Illness IndexSex FactorsStatistics, NonparametricConceptsIndependent risk factorSoluble CD14 levelsHIV infectionRadiographic emphysemaEmphysema severityCD14 levelsRisk factorsHIV-Associated Lung Emphysema (EXHALE) studyHigher soluble CD14 levelsNadir CD4 cell countMultivariable logistic regression modelElevated soluble CD14CD4 cell countCells/μLLower lung zonesRisk of HIVCross-sectional analysisLogistic regression modelsNadir CD4HIV RNALung involvementHIV severityD-dimerDiffuse involvementMultivariable analysis
2012
Does an Index Composed of Clinical Data Reflect Effects of Inflammation, Coagulation, and Monocyte Activation on Mortality Among Those Aging With HIV?
Justice AC, Freiberg MS, Tracy R, Kuller L, Tate JP, Goetz MB, Fiellin DA, Vanasse GJ, Butt AA, Rodriguez-Barradas MC, Gibert C, Oursler KA, Deeks SG, Bryant K, Team T. Does an Index Composed of Clinical Data Reflect Effects of Inflammation, Coagulation, and Monocyte Activation on Mortality Among Those Aging With HIV? Clinical Infectious Diseases 2012, 54: 984-994. PMID: 22337823, PMCID: PMC3297653, DOI: 10.1093/cid/cir989.Peer-Reviewed Original ResearchConceptsHIV-1 RNANet reclassification improvementHepatitis C virusD-dimerIL-6VACS IndexMonocyte activationVeterans Aging Cohort Study (VACS) IndexHuman immunodeficiency virus type 1 (HIV-1) RNAFIB-4 indexGlomerular filtration rateMarkers of liverRoutine clinical variablesCopies/mLPrediction of mortalityEffects of inflammationHCV statusAntiretroviral therapyCD4 countRenal injuryReclassification improvementClinical variablesC-statisticC virusFiltration rate